/*
* Copyright (C) 2011 mAPPn.Inc
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.mappn.gfan.ui;
import java.util.ArrayList;
import android.content.Intent;
import android.os.Bundle;
import android.text.TextUtils;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewTreeObserver;
import android.view.ViewTreeObserver.OnPreDrawListener;
import android.widget.Button;
import android.widget.FrameLayout;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.TextView;
import com.mappn.gfan.Constants;
import com.mappn.gfan.R;
import com.mappn.gfan.common.util.AppSecurityPermissions;
import com.mappn.gfan.common.util.ImageUtils;
import com.mappn.gfan.common.util.StringUtils;
import com.mappn.gfan.common.util.Utils;
import com.mappn.gfan.common.vo.ProductDetail;
import com.mappn.gfan.common.widget.BaseActivity;
import com.mappn.gfan.common.widget.ScreenShotGallery;
/**
* 产品详细信息页<br>
* 用以展示应用所有的详细信息。<br>
* @author andrew
* @date 2011-3-22
*
*/
public class ProductInfoActivity extends BaseActivity {
private ScreenShotGallery mGallery;
private ProductDetail mProduct;
private boolean mIsShortDescription = true;
private boolean isInit = false;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
final Intent intent = getIntent();
mProduct = (ProductDetail) intent
.getSerializableExtra(Constants.EXTRA_PRDUCT_DETAIL);
setContentView(R.layout.product_detail);
mGallery = (ScreenShotGallery) findViewById(R.id.gallery);
initProductInfo(mProduct);
}
@Override
protected void onDestroy() {
super.onDestroy();
mGallery.clear();
mGallery = null;
}
/**
* 计算描述信息是否过长
*/
private boolean mesureDescription(TextView shortView, TextView longView) {
final int shortHeight = shortView.getHeight();
final int longHeight = longView.getHeight();
if (longHeight > shortHeight) {
shortView.setVisibility(View.VISIBLE);
longView.setVisibility(View.GONE);
return true;
}
shortView.setVisibility(View.GONE);
longView.setVisibility(View.VISIBLE);
return false;
}
/**
* 更改按钮【更多】的文本
*/
private void toogleMoreButton(Button btn) {
String text = (String)btn.getText();
String moreText = getString(R.string.label_more);
String lessText = getString(R.string.label_less);
if(moreText.equals(text)) {
btn.setText(lessText);
} else {
btn.setText(moreText);
}
}
/**
* 初始化产品详细信息
*/
private void initProductInfo(ProductDetail product) {
final FrameLayout frame = (FrameLayout) findViewById(R.id.app_description);
ViewTreeObserver vto = frame.getViewTreeObserver();
final TextView appShortDescription = (TextView) findViewById(R.id.app_description1);
appShortDescription.setText(product.getLongDescription());
final TextView appLongDescription = (TextView) findViewById(R.id.app_description2);
appLongDescription.setText(product.getLongDescription());
final ImageView moreLine = (ImageView) findViewById(R.id.iv_more);
final Button more = (Button) findViewById(R.id.btn_more);
vto.addOnPreDrawListener(new OnPreDrawListener() {
@Override
public boolean onPreDraw() {
if (isInit)
return true;
if (mesureDescription(appShortDescription, appLongDescription)) {
moreLine.setVisibility(View.VISIBLE);
more.setVisibility(View.VISIBLE);
}
isInit = true;
return true;
}
});
more.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
if (mIsShortDescription) {
Utils.trackEvent(getApplicationContext(), Constants.GROUP_12,
Constants.DETAIL_CLICK_MORE);
appShortDescription.setVisibility(View.GONE);
appLongDescription.setVisibility(View.VISIBLE);
} else {
appShortDescription.setVisibility(View.VISIBLE);
appLongDescription.setVisibility(View.GONE);
}
toogleMoreButton(more);
mIsShortDescription = !mIsShortDescription;
}
});
TextView appSize = (TextView) findViewById(R.id.app_size);
appSize.setText(StringUtils.formatSize(product.getAppSize()));
TextView appVersion = (TextView) findViewById(R.id.app_version);
appVersion.setText(String.valueOf(product.getVersionName()));
TextView appDownload = (TextView) findViewById(R.id.app_download);
appDownload.setText(StringUtils.getDownloadInterval(product.getDownloadCount()));
initGallery(product);
// display the permission list
String permission = product.getPermission();
String[] permissionList = null;
if (!TextUtils.isEmpty(permission)) {
permissionList = permission.split(",");
}
AppSecurityPermissions asp = new AppSecurityPermissions(this, permissionList);
LinearLayout securityList = (LinearLayout) findViewById(R.id.security_settings_list);
securityList.addView(asp.getPermissionsView());
}
/*
* 初始化Gallery控件
*/
private void initGallery(ProductDetail product) {
ArrayList<String> mUrls = new ArrayList<String>();
String[] screenUrl = product.getScreenshotLdpi();
for (String url : screenUrl) {
if (TextUtils.isEmpty(url)) {
continue;
}
mUrls.add(url);
}
if(mUrls.size() > 0) {
LayoutInflater inflater = LayoutInflater.from(getApplicationContext());
LinearLayout child = null;
final int length = mUrls.size();
for (int i = 0; i < length; i++) {
if (i == 0 || i == 2 || i == 4) {
child = (LinearLayout) inflater.inflate(R.layout.gallery_frame, mGallery, false);
ImageView screen1 = (ImageView) child.findViewById(R.id.iv_screen1);
screen1.setTag(i);
screen1.setOnClickListener(mScreenShotClickListener);
String urls = mUrls.get(i);
ImageUtils.downloadDeatilScreenshot(getApplicationContext(), urls, screen1);
if (i == (length - 1)) {
ImageView screen2 = (ImageView) child.findViewById(R.id.iv_screen2);
screen2.setVisibility(View.GONE);
mGallery.addChild(child);
}
} else {
ImageView screen2 = (ImageView) child.findViewById(R.id.iv_screen2);
ImageUtils.downloadDeatilScreenshot(getApplicationContext(), mUrls.get(i),
screen2);
screen2.setTag(i);
screen2.setOnClickListener(mScreenShotClickListener);
mGallery.addChild(child);
}
}
}
}
private OnClickListener mScreenShotClickListener = new OnClickListener() {
@Override
public void onClick(View v) {
Utils.trackEvent(getApplicationContext(), Constants.GROUP_12,
Constants.DETAIL_CLICK_SNAPSHOT);
Integer pos = (Integer) v.getTag();
Intent screenShotIntent = new Intent(getApplicationContext(), ScreenshotActivity.class);
screenShotIntent.putExtra(Constants.EXTRA_PRDUCT_DETAIL, mProduct);
screenShotIntent.putExtra(Constants.EXTRA_SCREENSHOT_ID, pos);
startActivity(screenShotIntent);
}
};
}